1157086471 has 2 divisors, whose sum is σ = 1157086472. Its totient is φ = 1157086470.

The previous prime is 1157086433. The next prime is 1157086477. The reversal of 1157086471 is 1746807511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1157086471 is a prime.

It is a super-3 number, since 3×1157086471³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157086477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578543235 + 578543236.

It is an arithmetic number, because the mean of its divisors is an integer number (578543236).

Almost surely, 2^1157086471 is an apocalyptic number.

1157086471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157086471 is an equidigital number, since it uses as much as digits as its factorization.

1157086471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 40.

The square root of 1157086471 is about 34015.9737623370. The cubic root of 1157086471 is about 1049.8371541860.

The spelling of 1157086471 in words is "one billion, one hundred fifty-seven million, eighty-six thousand, four hundred seventy-one".